Deck Builders
St Charles, MO
Free Estimates
5-Year Workmanship Warranty by TimberTech (TimberTech Products Only)
Fully Licensed and Insured
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Create the Perfect Outdoor Living Space
With Keimar Contracting, you're not just getting a deck; you're investing in an outdoor oasis that will stand the test of time. We're fully licensed and insured, ensuring your project is in capable hands from start to finish. Our team takes care of all the necessary building permits, so you can relax and watch your dream deck come to life. We stand behind our work with a 1-year workmanship warranty, and for added peace of mind, TimberTech offers an additional 5-year workmanship warranty on their products. Ready to elevate your outdoor living experience? Contact us today and let's bring your vision to life.

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Why Choose Us
Free Estimates
5-Year Workmanship Warranty by TimberTech (TimberTech Products Only)
Fully Licensed and Insured
We Obtain Building Permits
1-Year Workmanship Warranty
In Business Since 1995

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Composite Decks
Experience the beauty and durability of composite decks with Keimar Contracting. Our composite decking solutions offer the perfect blend of aesthetics and low maintenance, giving you a stunning outdoor space that will look great for years to come. We work with premium materials that resist fading, staining, and scratching, ensuring your deck stays beautiful through all seasons. Homeowners looking for long-lasting beauty appreciate how composite decking performs in Missouri’s changing climate. As experienced deck builders in St Charles, MO, we help clients choose composite materials that balance color, texture, and performance while reducing the upkeep associated with traditional wood. Composite decks are ideal for busy families who want more time enjoying their space and less time maintaining it. We also proudly serve nearby communities as reliable deck builders in Wentzville, MO, providing expertly installed composite decks that enhance outdoor living while adding long-term value and curb appeal to your home.
Custom Deck Builder
As your custom deck builder, we bring your unique vision to life. Our team of skilled craftsmen works closely with you to design and construct a deck that perfectly complements your home and lifestyle. From selecting the right materials to incorporating special features, we ensure every detail of your custom deck reflects your personal style and meets your specific needs. Every home is unique, and your deck should be no different. Our design-first approach allows us to create one-of-a-kind outdoor spaces tailored to how you live and entertain. Homeowners searching for reliable deck builders in St Charles, MO depend on our team to transform ideas into functional, beautiful custom decks built to last. From multi-level layouts to integrated seating and lighting, we focus on thoughtful details. We also work with clients who need skilled deck builders in Wentzville, MO, delivering custom solutions that seamlessly blend craftsmanship, durability, and personalized style.
Deck Roof Overs
Extend your outdoor enjoyment with our deck roof over services. A roof over your deck not only provides protection from the elements but also creates a versatile space you can use year-round. Our expertly designed and installed deck roof overs seamlessly integrate with your existing structure, enhancing both the functionality and value of your outdoor living area. A deck roof over adds comfort, protection, and versatility to your outdoor space, allowing you to enjoy it rain or shine. As knowledgeable deck builders in St Charles, MO, we design roof over structures that complement your home’s architecture while providing dependable coverage from sun and weather. These additions can increase usability and extend the life of your deck by shielding it from the elements. Homeowners seeking experienced deck builders in Wentzville, MO rely on us to create roof over designs that enhance outdoor enjoyment while boosting overall home value.
Here's what our satisfied customers are saying...
At Keimar Contracting LLC, we take pride in providing exceptional decks, patios, and more to our customers. We would be grateful if you could share your thoughts about our company with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of Keimar Contracting and let others know what you think.
What types of deck materials do you offer?
We offer a wide range of decking materials to suit different styles, budgets, and maintenance preferences. Our services include premium composite decking options from trusted manufacturers. As experienced deck builders in St Charles, MO, we help homeowners compare durability, appearance, and long-term upkeep to select the best material for their lifestyle. We also guide clients as deck builders in Wentzville, MO, ensuring each material choice performs well in local weather conditions while delivering lasting beauty and value.
How long does it take to build a new deck?
The timeline for a deck project depends on size, design complexity, materials, and weather conditions. Most standard decks can be completed within one to two weeks once permits are approved. As reliable deck builders in St Charles, MO, we manage every step of the process, including design, permitting, and construction, to keep projects on schedule. Homeowners working with our team as deck builders in Wentzville, MO benefit from clear communication, realistic timelines, and a smooth building experience from start to finish.
Do you handle permits and inspections for deck projects?
Yes, we take care of all required building permits and coordinate inspections to ensure your deck meets local building codes. Working with professional deck builders in St Charles, MO means you won’t have to navigate complex regulations or paperwork on your own. We stay up to date on municipal requirements to avoid delays and issues during construction. Clients who choose us as their deck builders in Wentzville, MO appreciate the peace of mind that comes from knowing their project is fully compliant, safe, and built to last.
Can you design a deck that matches my home’s style?
Absolutely. Every deck we build is designed to complement the architecture, layout, and character of your home. Our team takes time to understand your preferences, how you plan to use the space, and any existing outdoor features. We consider materials, colors, railing styles, and layout to ensure a seamless look. Whether your home is modern, traditional, or somewhere in between, we create a deck that feels like a natural extension of your living space while enhancing both functionality and curb appeal.
What maintenance is required after my deck is built?
Maintenance depends largely on the materials you choose. Composite decks are designed for low maintenance and usually need only occasional cleaning with soap and water. We provide clear care instructions after installation so you know exactly how to protect your investment. Choosing the right materials upfront can significantly reduce maintenance time while keeping your deck looking great for years.
Can you upgrade or replace an existing deck?
Yes, we specialize in both deck upgrades and full replacements. If your current deck has structural issues, outdated materials, or no longer fits your needs, we can evaluate its condition and recommend the best solution. Upgrades may include new decking boards, railings, stairs, or added features like lighting or roof coverage. When replacement is the better option, we handle safe removal and rebuild your deck to meet current codes, improve functionality, and create a refreshed outdoor space you’ll enjoy again. Contact Keimar Contracting LLC to get started!

















